Luckily, Windows 10 and 11 Pro users can easily encrypt and decrypt flash drives with no additional software.

What Is BitLocker (And Why Use It)?

If your gear doesn’t have one, you’ll need tocreate a startup USB key.

flash drive and an external drive connected to a laptop

However, this is only relevant to internal system drives, and here we’re discussing removable media.

Plug in your USB drive.

it’s possible for you to use Windows+E to do this quickly.

A red arrow points to the ‘Turn on bitlocker’ option in the right-click context menu for a drive in Windows Explorer

Right-choose the flash drive in Explorer and select “Turn on BitLocker”.

In Windows 11, you’ll have to punch “Show more details” first.

Wait for BitLocker to initialize the drive.

Window showing the startup sequence for BitLocker Drive Encryption

Choose whether to encrypt the whole drive or only used space.

Choose the encryption key in, which in almost all cases should be “Compatibility Mode.”

This ensures that older versions of Windows can read the drive.

BItLocker Window asking how the user wants to unlock the drive that’s about to be encrypted.

Since we’re encrypting a portable drive, this is presumably something you want.

Click “Start Encrypting” and wait for the process to finish.

This is just a fast workaround, however.

BitLocker offering several recovery key back up options.

On Windows 11, you’ll have to click “Show more options” first.

In the BitLocker management Windows, choose “Turn off BitLocker” for the drive in question.

Then simply confirm as you did when first encrypting the drive.

Bitlocker asking the user whether they want to encrypt the entire disk or only part of it

Third-Party Encryption Options

As mentioned earlier, BitLocker isn’t included in Home versions of Windows.

If you must carry sensitive information on-the-go, BitLocker is an excellent and easy solution.

Bitlocker offering either the new encryption mode or the older compatible mode

The BitLocker Ready screen with a ‘Start Encrypting’ button.

A right-click context menu showing the option to manage BitLocker

A window showing the option to turn off Bitlocker